60. A 33-year-old man comes to the physician because he and his wife have been unable to conceive a child for the past 2 years. He is a research scientist who has been working on a male contraceptivedrug that selectively impairs function of the seminiferous tubules without affecting Leydig cells. Laboratory studies show:SerumTestosterone670 ng/dL (N=300-1200ng/dL)Luteinizing hormoneFollicle-stimulating hormoneSemen analysis12 mIU/mL45 mIU/mLno sperm seenDecreased production of which of the following is most likely responsible for the increased serum concentration of follicle-stimulating hormone in this patient?A) EstradiolB) InhibinOC) ProgesteroneOD) ProlactinE) Prostate-specific antigenTestosterone

FSH or Follicle stimulating hormone maintains the correct level of testosterone hormone. When the…

Answered: Decreased prod A) Estradiol B) Inhibin…

Science

Biology

Decreased prod A) Estradiol B) Inhibin OC) Progesteron D) Prolactin OE) Prostate-spe

Biology: The Dynamic Science (MindTap Course List)

4th Edition

ISBN:9781305389892

Author:Peter J. Russell, Paul E. Hertz, Beverly McMillan

Publisher:Peter J. Russell, Paul E. Hertz, Beverly McMillan

Chapter49: Animal Reproduction

Section: Chapter Questions

Problem 16TYK

See similar textbooks

Related questions

Q: Genetic engineering applied for generating food sources is said to be different from traditional…

A: Genetic engineering is a technology in which the genes can be manipulated. The gene can be…

Q: In which of the following phases does this specific arrangement of chromosomes occur? No answer O…

A: 25) The given arrangements of the chromosome shows the stage in which the genetic material of the…

Q: What is the consequences of RNA interference and what is the primary usefulness of this technique…

A: First and foremost, before its discovery, RNAi was already operating naturally. However, Andrew Fire…

Q: Which of the following can be compared to a battery in need of recharging? ATP ADP Ribose 54 Adenine…

A: ATP is adenosine triphosphate and contains three terminal phosphate groups, whereas ADP is adenosine…

Q: code, indicate which polypeptides would be synthesized if poly-UGG were used in a s G

A: Poly-V indicates valine Poly-G indicates Glycine Ploy-W indicates Tryptophan Poly-Y indicates…

Q: Of the following species concept, which one emphasizes reproductive isolation as the major cause for…

A: Introduction:- Speciation is the process of reproductive isolation of groups within a population and…

Q: Question 14: You examined 8 mutants, so in theory there could be 8 complementation groups…

Q: B. Describe the differences of the different filarial parasites as to - 1. Presence of sheath 2.…

A: Filarial parasites: The parasites that are responsible for causing filariasis in human beings are…

Q: What is the general effect of methylation of a genomics region on transcription?

A: DNA methylation is a biochemical process involving the addition of methyl groups to the Dna strand.…

Q: Below is a nucleotide base pair from B-DNA with three different regions indicated by A, B, and C. B…

A: B Major groove , Hoogsten edge

Q: produces

A: 1) false statement , gymnosperms don't produce diploid spores . Sporophyte in the life cycle of…

Q: Can you provide more

A: Aerated composting Composting is defined as a process in which the dead organic matter is converted…

Q: ompute the broad sense and narrow sense heritability using the formula

A: Heritability is a measurement used in the fields of rearing and hereditary qualities to gauge the…

Q: II. ATP ACCOUNTING, Provide what is being asked for. Show all relevant calculations and summarize yo…

A: Aerobic cellular respiration includes glycolysis, Krebs cycle and ETC.

Q: B. Draw and discuss the life cycle of malarial parasites.

A: Malaria is a disease caused by a plasmodium parasite, transmitted by the bite of infected…

Q: Which of the following is NOT an example of active transport in animals? * Amino acids moving along…

A: Passive transport does not require energy. Active transport requires energy.

Q: Explain how mismatch repair fixes incorrectly matched base pairs.

A: Usually in case of mismatched base pairs the hydrogen bond counts are low that their matched counter…

Q: cigarette

A: Cigarette smoke contains a wide range of carcinogens. Because of their carcinogenic potency and…

Q: An island of the Galápagos archipelago is home to a medium ground finch that subsists mainly by…

A: The theory of the inheritance of acquired characteristics proposed by French naturalist…

Q: What is the reason that the Taq polymerase is currently used? A the Taq polymerase is one of the…

A: Taq polymerase is obtained from a thermophilic (those organisms which can survive in very high…

Q: When cells take in a solid material through active transport, what is it called? Pinocytosis 12…

A: Endocytosis It is the bulk up take of material through the cell membrane by the formation of a…

Q: a. What type of nucleic acid and from what species would the scientist use to begin construction of…

A: Drosophila Cryptochrome -- Drosophila Cryptochrome is a blue - light sensitive protein which…

Q: Provide what is being asked for. Show all relevant calculations and summarize your answers in the…

A: Fatty acid oxidation is the aerobic breakdown of a fatty acid into acetyl-CoA units in the…

Q: Each tRNA has unique identity elements recognized by its specific enzyme involved in charging it…

A: In this question we have to describe about the enzyme that is involved in transfer of amino acid on…

Q: 47. A 16-year-old girl is brought to the emergency department 30 minutes after she was hit by a car…

A: Anterior tear of vaginal vestibule and pelvic fracture due to injury.

Q: 12 10 00 (log) Number of species 6 A N 0 400 800 1200 Age of clade (My) Use the information in…

A: It is a study conducted by Rabosky and as per the report the answer is given: As per the provided…

Q: One would be correct in assuming that the restriction sites present in the multiple cloning site of…

A: A plasmid is a small circular double-stranded DNA molecule that differs from the chromosomal DNA of…

Q: Part B Some nonessential amino acids are synthesized in the body by a simple transamination. The…

Q: Question 7 Referring to the plasmid below, if a recombinant plasmid were obtained by inserting DNA…

A: A plasmid is a small, circular, double-stranded DNA molecule that is distinct from a cell's…

Q: 2. Discuss the procedure of Knott's Concentration technique. What are its advantages?

A: Knotts concentration techniques are used for the detection of the microfilariae in the blood. It is…

Q: What are the parts and function of the digestive system of a milkfish

A: The development of the digestive tract of milkfish occurs concurrently with ontogenetic changes in…

Q: When antibiotics and vaccination techniques were first discovered, the statement was made that all…

A: Vaccine can be defined as a non virulent preparation from the antigenic material ,which is able to…

Q: Refer to the figure below to answer the question that follows. 45-85+ male female 215-11 0-14 Rapid…

A: Fertility rate at a given age is the number of children born alive to a women of that age during the…

Q: You are a scientist tasked with writing a article on the evolution of alligators. In 3-5 sentences,…

A: What exactly is evolution? The term "evolution" refers to a line of descent with some type of…

Q: What determines the maximum rate of Action Potential firing?

A: The action potential is created when the membrane potential in a neuron accidentally rises and…

Q: Which of the following methods might have a clue whether child suffering from genetic disease a was…

A: Any technique which would help in the detection of DNA sequence would help in the identification of…

Q: The steps required for peptide elongation at the ribosome are, respectively, (A) initiation,…

A: The step of the protein biosynthetic pathway involved in the development of nascent polypeptide…

Q: When would a population grow in an exponential manner? If limiting factors are not present If it…

A: Populations with unlimited natural resources grow very rapidly, after which population growth…

Q: 12) Describe the different types of gangrene; how do they differ, which one is caused by bacteria.

A: Microbes, which are tiny and nearly invisible, have had a huge influence on society since the…

Q: acid base balance

A: Acid is a substance that is capable of donating protons. Base is a substance that accepts the…

Q: can you redo this is the format of the question.

A: There are two types of respiration first is aerobic respiration that occurs in the presence of…

Q: What is female primary sex organ

A: Introduction Any part of an animal or plant that is engaged in sexual reproduction is referred to…

Q: The cell cycle contains a series of events that control the division of cells. It is controlled by…

A: A cell cycle is a series of events that takes place in a cell as it grows and divides. It consists…

Q: REGULATION OF METABOLIC PATHWAYS. Indicate what will happen (increase, decrease or no effect) to the…

A: Cellular respiration involves a set of metoblic reactions like glycolysis, krebs cycle and electron…

Q: What kind of chromosomal mutations is/are produced by unequal crossing over?

A: Mutation refers to both the process of altering a gene or chromosome and the outcome of that…

Q: 57. When glucose levels in the blood rise, your brain sends a signal to your pancreas. The pancreas…

A: Human body carries many different functions and it need to maintain balance also. So this…

Q: II. ATP ACCOUNTING, Provide what is being asked for. Show all relevant calculations and summarize…

Q: Use a simple diagram to explain how presynaptic inhibition works.

A: Presynaptic restraint is delivered by expanding Cl(- ) conductance, bringing about an activity…

Q: Explain how ecosystem modeling is useful in addressing ecological problems give an example to suport…

A: There are many ecological problems such as Pollution Global warming Overpopulation Power…

Q: M M M O B > a. Draw the structure of the acentromeric chromosome using a line and letters to…

A: Inversion is one type of chromosome aberration where the chromosome segment is excised and…

Question

60. A 33-year-old man comes to the physician because he and his wife have been unable to conceive a child for the past 2 years. He is a research scientist who has been working on a male contraceptive
drug that selectively impairs function of the seminiferous tubules without affecting Leydig cells. Laboratory studies show:
Serum
Testosterone
670 ng/dL (N=300-1200
ng/dL)
Luteinizing hormone
Follicle-stimulating hormone
Semen analysis
12 mIU/mL
45 mIU/mL
no sperm seen
Decreased production of which of the following is most likely responsible for the increased serum concentration of follicle-stimulating hormone in this patient?
A) Estradiol
B) Inhibin
OC) Progesterone
OD) Prolactin
E) Prostate-specific antigen
Testosterone

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.

Similar questions

39. In response to circulating luteinizing hormone, theca cells in ovarian follicles produce. which of the following hormones for further conversion is mediated by aromatase? a.EstradiolB.Estriolc. Estrogend.Progesteronee.Testosterone
. Approximately 3 weeks after her last menstrual period, a sexually active woman experiences a brief episode of abdominopelvic cramping and minor bleeding. What might be the explanation? (10pts)
1.Roseann is scheduled for augmentation of labor with oxytocin. What factors would you ensure are in place before augmentation is begun?
Progesterone: 1) Is produced in adult testes and is responsible for genital development, beard growth, muscle development, and sexual drive 2) Is produced by the placenta during pregnancy, with highest levels seen at conception and then steadily decreasing to non-detectable levels at term 3) Is lowest is serum during the luteal phase of the menstrual cycle and highest during the follicular phase 4) Parallels activity of the corpus luteum by rapidly increasing following ovulation and then abruptly falling to initial low concentrations prior to the onset of menstruation no references, just homework.
The Food and Nutrition Board of the Institute of Medicine recommends that all women who might become pregnant consume at least 400 g/day of folate horn supplements or fortified foods. Why?
Distinguish between the effects of menopause and andropause on fertility.
Progesterone is made during the third trimester by the: placenta endometrial lining chorion corpus luteum
The function of the placental hormone human placental lactogen (hPL) is to ________. prepare the breasts for lactation nourish the placenta regulate the menstrual cycle all of the above
Chlamydia is caused by the bacteria Chlamydia trachomatis. If not treated, it can cause pelvic inflammatory disease (PID) in women and epididymitis in men. PID can cause scar tissues in the structure responsible for transporting the fertilized egg and in the tissue that is maintained by progesterone during a menstrual cycle, leading to infertility. In the diagram above, the structures associated with PID for the effects described above are numbered Select one: a. 1, which is the Fallopian tube, and 3, which is the endometrium, respectively b. 1, which is the Fallopian tube, and 4, which is the endometrium, respectively c. 4, which is the uterus, and 6, which is the cervix, respectively d. 3, which is the uterus, and 7, which is the cervix, respectively
Lactational Amenorrhea is a method of contraception Justify. What is the maximum effectiveness of this method in terms of period/duration?
1. What are the other tests performed for the measurement FOLLICLE STIMULATING HORMONE? Explain the principle and procedure.
122. A 19-year-old man is found to have a pelvic fracture and injury of the pudendal nerve in the pudendal canal after he was struck by a motor vehicle while walking along the side of the road. Which of the following is most likely to remain intact in this patient during sexual intercourse?a.Contraction of the bulbospongiosus muscle b. Contraction of the ischiocavernosus muscleC.Emission of prostatic fluid and seminal vesicle contentd. General sensation of the skin and gland of the penis